King of the Damned (1936)
as Convict 83
Revolt on a prison island is a parable of workers revolution. A cruel and repressive penal colony is the setting for a prison revolt with a special twist...the prisoners want to stay on and govern themselves in a humane and productive working community. Well that's the theory anyway but circumstances make their venture a lot more complicated than that.

The Man Who Laughs (1928)
as Gwynplaine
Gwynplaine, son of Lord Clancharlie, has a permanent smile carved on his face by the King, in revenge for Gwynplaine's father's treachery. Gwynplaine is adopted by a travelling showman and becomes a popular idol. He falls in love with the blind Dea. The king dies, and his evil jester tries to destroy or corrupt Gwynplaine. Unlike in the original story by Victor Hugo, the lovers escape to France.

Anders als die Anderen (1919)
The story of a famous violinist who is black-mailed by a young man who he once took home from a party. The matter goes to court and both are sent to jail for their respective "crimes."